绑定事件:$("#leyangjun").bind("change",function(){
jquery 给标签赋值:$(‘#leyangjun‘).text(‘好一朵美丽的茉莉花’);
清空表单值:$("#leyangjun").empty();
radio取值:$("input[name=‘radioName‘][checked]").val();
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<html xmlns="http://www.w3.org/1999/xhtml">
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<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>jQuery绑定事件,动态增加标签--乐杨俊</title>
原文地址:http://blog.csdn.net/leyangjun/article/details/46505159